package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.itheima.reggie.common.BaseContext;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.AddressBook;
import com.itheima.reggie.service.AddressBookService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;

/**
 * 地址簿管理
 */
@Slf4j
@RestController
@RequestMapping("/addressBook")
public class AddressBookController {
    @Resource
    private AddressBookService addressBookService;

    /**
     * 新增地址
     * @param addressBook
     * @return
     */
    @PostMapping
    public R<AddressBook> save(@RequestBody AddressBook addressBook)
    {
        addressBook.setUserId(BaseContext.getCurrentId());
        addressBookService.save(addressBook);
        return R.success(addressBook);
    }


    /**一个用户可以有多个地址，只能设置一个默认地址
     * 设置为默认地址
     * is_default：默认 0 否 1是
     * 将原来默认地址的is_default改为0
     * 将设置的默认地址is_default改为1
     * @param addressBook
     * @return
     */
    @PutMapping("/default")
    public R<AddressBook>  setDefault(@RequestBody AddressBook addressBook)
    {
        //将原来默认地址的is_default改为0
        //SQL:update address_book set is_default = 0 where user_id = ?
        LambdaUpdateWrapper<AddressBook> wrapper = new LambdaUpdateWrapper<>();
        wrapper.eq(AddressBook::getUserId,BaseContext.getCurrentId());
        wrapper.set(AddressBook::getIsDefault,0);
        addressBookService.update(wrapper);


        //将设置的默认地址is_default改为1
        addressBook.setIsDefault(1);
        addressBookService.updateById(addressBook);

        return R.success(addressBook);
    }


    /**回显地址数据，修改地址信息需要
     * 根据id查询地址
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    public R get(@PathVariable Long id)
    {
        AddressBook addressBook = addressBookService.getById(id);
        if (addressBook != null)
        {
            return R.success(addressBook);
        }
        else
        {
            return R.error("没有找到该对象");
        }

    }

    /**
     * 修改地址信息
     * @param addressBook
     * @return
     */
    @PutMapping
    public R<String> update(@RequestBody AddressBook addressBook)
    {
        addressBookService.updateById(addressBook);
        return R.success("修改成功");
    }

    /**
     * 删除地址
     * @param ids
     * @return
     */
    @DeleteMapping
    public R<String> delete(@RequestParam List<Long> ids)
    {
        addressBookService.removeByIds(ids);
        return R.success("删除成功");
    }
    /**
     * 查询默认地址
     * is_default：默认 0 否 1是
     * @return
     */
    @GetMapping("/default")
    public R<AddressBook> getDefault()
    {
        //SQL:select * from address_book where user_id = ? and is_default = 1
        LambdaQueryWrapper<AddressBook> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(AddressBook::getUserId, BaseContext.getCurrentId());
        wrapper.eq(AddressBook::getIsDefault,1);
        AddressBook addressBook = addressBookService.getOne(wrapper);
        if (addressBook != null)
        {
            return R.success(addressBook);
        }
        else
        {
            return R.error("没有找到该对象");
        }

    }

    /**
     * 查询该登录用户的全部地址
     * @param addressBook
     * @return
     */
    @GetMapping("/list")
    public R<List<AddressBook>> alladdress(AddressBook addressBook)
    {
        //SQL:select * from address_book where user_id = ? order by update_time desc
        //
        addressBook.setUserId(BaseContext.getCurrentId());
        LambdaQueryWrapper<AddressBook> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(addressBook.getUserId() !=null ,AddressBook::getUserId,addressBook.getUserId());
        wrapper.orderByDesc(AddressBook::getUpdateTime);
        List<AddressBook> list = addressBookService.list(wrapper);
        return R.success(list);

    }

}
